CN216105853U - Stacking vehicle - Google Patents

Abstract

The utility model discloses a fork truck which adopts two wheels to walk, increases the contact surface area with the ground and ensures that the gravity center can not shift. A fork truck comprises a truck frame body; the bicycle frame body comprises two first sliding rails which are oppositely arranged, the side surfaces of the first sliding rails are connected with first square pipes, a first connecting rod is connected between the two first square pipes, the end parts of the first square pipes are connected with mounting seats, rotating shafts are fixed in the mounting seats, the bottom of one rotating shaft is connected with a driving wheel, and the bottom of the other rotating shaft is connected with an auxiliary wheel; a first fixing plate is connected between the bottoms of the two first slide rails; two ends of the first fixing plate are connected with forward fork legs, and the end parts of the fork legs are provided with first rollers; a hydraulic cylinder is arranged in the middle of the first fixing plate and is positioned between the two first sliding rails; a hydraulic pump is arranged below the first connecting rod and is connected with the hydraulic cylinder; a first connecting plate is connected between the tops of the two first sliding rails; an inner door frame is arranged between the two first sliding rails.

Description

Stacking vehicle

Technical Field

The utility model belongs to the technical field of stacking vehicles, and particularly relates to a stacking vehicle.

Background

The stacking vehicle is also called a stacking vehicle and a pallet stacking vehicle, and the stacking vehicle refers to various wheel type carrying vehicles for loading, unloading, stacking and short-distance transportation operation of finished pallet goods. The tray-type goods stacking tool is suitable for operation in narrow passages and limited spaces, and is an ideal tool for loading and unloading and stacking tray-type goods in overhead warehouses, supermarkets and workshops. The stacking vehicles are divided into manual stacking vehicles and electric stacking vehicles, wherein the electric stacking vehicles are divided into semi-electric stacking vehicles and full-electric stacking vehicles.

The existing electric fork truck generally adopts a middle single wheel to walk, adopts a single wheel walking mode, and can cause unstable gravity center after the goods are erected by a fork when the goods are heavier, and the danger of side turning of the fork truck can occur due to the fact that the goods deviate from the projection area of a contact surface on the ground in the walking process.

Disclosure of Invention

In view of the above drawbacks of the prior art, an object of the present invention is to provide a forklift that travels with two wheels, increases the contact surface area with the ground, and ensures that the center of gravity does not shift.

In order to solve the technical problem, the utility model aims to realize that:

a fork truck comprises a truck frame body; the bicycle frame body comprises two first sliding rails which are oppositely arranged, the side surfaces of the first sliding rails are connected with first square pipes, a first connecting rod is connected between the two first square pipes, the end parts of the first square pipes are connected with mounting seats, rotating shafts are fixed in the mounting seats, the bottom of one rotating shaft is connected with a driving wheel, and the bottom of the other rotating shaft is connected with an auxiliary wheel;

a first fixing plate is connected between the bottoms of the two first slide rails; two ends of the first fixing plate are connected with forward fork legs, and the end parts of the fork legs are provided with first rollers; a hydraulic cylinder is arranged in the middle of the first fixing plate and is positioned between the two first sliding rails; a hydraulic pump is arranged below the first connecting rod and is connected with the hydraulic cylinder; a first connecting plate is connected between the tops of the two first sliding rails;

an inner door frame is arranged between the two first sliding rails; the inner gantry comprises two second sliding rails which are oppositely arranged, a second fixing plate is connected between the tops of the two second sliding rails, the lower surface of the second fixing plate is connected with a first connecting column, the bottom of the first connecting column is connected with a wheel rod, and pulleys are fixed at two ends of the wheel rod; a first concave pit is sunken in the middle of the lower surface of the wheel rod; a piston rod of the hydraulic cylinder is inserted into the first concave pit of the wheel rod to drive the inner door frame to move on the frame body;

also includes a shelf assembly; the goods shelf component comprises a third fixing plate, two ends of the third fixing plate are connected with forward forks, the interior of each fork is hollow, the bottom surface of each fork is provided with an opening, and the two forks are respectively sleeved on the fork legs; the back of the third fixing plate is provided with a second connecting plate, the second connecting plate is provided with a first through hole, two sides of the third fixing plate are provided with first wheel plates, the two first wheel plates are vertically positioned on two sides of the second connecting plate, the top and the bottom of each first wheel plate are respectively provided with a second roller, and the second rollers are respectively inserted into the second slide rails;

the chain is also included; one end and the first connecting plate fixed connection of chain, the pulley is twined to the chain, and the other end of chain passes first through-hole fixed connection.

On the basis of the above scheme and as a preferable scheme of the scheme: a rolling bearing is embedded in the inner wall of the top of the mounting seat, and a plane bearing is embedded in the inner wall of the bottom of the mounting seat; the top of the rotating shaft is embedded into the mounting seat and fixed; the driving wheel comprises a first shell, a speed reducing motor is fixed in the first shell, an output shaft of the speed reducing motor penetrates out of the first shell and is provided with a small chain wheel, the driving wheel also comprises a driving wheel, the driving wheel penetrates through a first wheel shaft and is fixed in the first shell, the first wheel shaft penetrates through the first shell and is provided with a large chain wheel, and a transmission chain is connected between the small chain wheel and the large chain wheel; the bottom of a rotating shaft is fixedly connected with the first shell; the auxiliary wheel comprises a second shell, a driven wheel is arranged in the second shell, and the driven wheel penetrates through a second wheel shaft and is fixed in the second shell; the bottom of the other rotating shaft is fixedly connected with the second shell.

On the basis of the above scheme and as a preferable scheme of the scheme: the second through hole has been seted up to the front end of fork foot, installs two first gyro wheels that parallel in the second through hole, and the middle part cover of first gyro wheel is equipped with the third shaft, has the cotter between two third shafts, and the pin is passed at the both ends of cotter and is fixed with the third shaft, and the centre protrusion of cotter has the commentaries on classics piece, and the commentaries on classics piece inserts the second through hole internal fixation.

On the basis of the above scheme and as a preferable scheme of the scheme: the first mounting block is arched and is fixed on the first fixing plate; the bottom of the shell of the hydraulic cylinder is screwed on the top of the first mounting block.

On the basis of the above scheme and as a preferable scheme of the scheme: the hydraulic pump is riveted on the side surface of the first mounting plate, the top edge of the first mounting plate extends and bends to form a first folded plate, the first folded plate is in bolt connection with the first connecting rod, the bottom edge of the first mounting plate extends and bends to form a second folded plate, and the second folded edge is stacked on the first fixing plate and is in bolt connection with the first fixing plate.

On the basis of the above scheme and as a preferable scheme of the scheme: a convex block is protruded from the side surface of the first connecting plate, a third through hole is formed in the convex block, and one end of the chain penetrates through the third through hole to be fixedly connected.

On the basis of the above scheme and as a preferable scheme of the scheme: the grating is fixed at two ends of the third fixing plate in a bending way; the first wheel plate is fixedly connected with the grating.

Compared with the prior art, the utility model has the outstanding and beneficial technical effects that:

compared with the prior art, the forklift comprises a frame body, wherein the frame body is provided with a driving wheel and an auxiliary wheel, double-wheel walking is realized, the projection area of a contact surface with the ground is increased by matching with a first roller on a fork leg, and a side turning accident caused by overweight cargo lifted by a fork is avoided;

the frame is internal to be installed interior portal, installs the pulley on the interior portal, is provided with the goods shelves subassembly on the interior portal, and the pulley has been twined to the chain, and the one end of chain is connected with the frame body, and the other end of chain is connected with the goods shelves subassembly, through the pneumatic cylinder with the jacking of interior portal, the goods shelves subassembly of going up and down simultaneously.

Drawings

Fig. 1 is a schematic diagram of the overall use structure of the utility model.

Fig. 2 is a schematic view of the frame body structure of the present invention.

Fig. 3 is a schematic view of the frame body structure of the present invention.

Fig. 4 is a schematic view of a first roller structure according to the present invention.

Fig. 5 is a schematic view of the exploded structure of the driving wheel of the present invention.

Fig. 6 is a schematic view of the exploded structure of the auxiliary wheel of the present invention.

Fig. 7 is a schematic view of the hydraulic pump of the present invention.

Fig. 8 is a schematic view of the structure of the inner gantry of the present invention.

Fig. 9 is a schematic view of the wheel bar construction of the present invention.

Fig. 10 is a schematic view of the construction of the shelving assembly of the utility model.

Fig. 11 is a schematic view of the construction of the shelving assembly of the utility model.

Reference numerals: a frame body 01; a first slide rail 010; a first square tube 011; a first link 012; a mount 013; a rotating shaft 014; a first fixing plate 015; a first mounting block 0150; a fork leg 016; a first roller 0160; a third axle 0161; a pin plate 0162; a rotating block 0163; a first link plate 017; a bump 0170; a third through hole 0171; a drive wheel 02; a first housing 020; a reduction motor 021; a small sprocket 0210; a driving wheel 022; a first axle 023; a large sprocket 0230; an auxiliary wheel 03; a second casing 030; driven wheels 031; a second axle 032; a hydraulic cylinder 04; a hydraulic pump 05; a first mounting plate 050; a first folding plate 051; a second flap 052; an inner gantry 06; a second slide rail 060; a second fixing plate 061; a first connecting post 062; wheel bars 063; a first pit 0630; a pulley 064; a shelf assembly 07; a third fixing plate 070; a fork 071; a second link plate 072; a first through-hole 0720; a first wheel plate 073; a second roller 074; a chain 08; a grid 09;

Detailed Description

The utility model will be further described in the following with specific embodiments in conjunction with the accompanying drawings;

the embodiment provides a fork truck, which comprises a truck frame body 01; the frame body 01 comprises two first sliding rails 010 which are oppositely arranged, the first sliding rails 010 are made of steel pipes, and the interior of the first sliding rails 010 is hollow, so that the weight is reduced; the side face of the first sliding rail 010 is connected with a first square pipe 011, the first square pipe 011 is a metal square pipe, and the first sliding rail 010 and the first square pipe 011 are welded and fixed; a first connecting rod 012 is connected between the two first square tubes 011, and the first connecting rod 012 is also made of a metal square tube;

the end part of the first square pipe 011 is connected with an installation seat 013, the installation seat 013 is made of a metal round bar and is hollow inside, and the installation seat 013 is welded on the first square pipe 011; a rotating shaft 014 is fixed in the mounting seat 013 and is made of a metal round bar; the bottom of one rotating shaft 014 is connected with a driving wheel 02, and the bottom of the other rotating shaft 014 is connected with an auxiliary wheel 03;

as mentioned above, the frame body 01 is provided with the driving wheels 02 and the auxiliary wheels 03, and the two-wheel walking mode is adopted, so that the contact projection surface of the ground can be enlarged, and the whole forklift is more stable in the goods taking and walking processes;

a first fixing plate 015 is connected between the bottoms of the two first slide rails 010; the first fixing plate 015 is made of a metal plate, and the first fixing plate 015 is directly welded and fixed with the two first sliding rails 010; two ends of the first fixing plate 015 are connected with forward fork legs 016, the fork legs 016 are in a strip shape, and the tail parts of the fork legs 016 are welded and fixed on the first fixing plate 015; a first roller 0160 is arranged at the end part of the fork leg 016; walking is realized through a first roller 0160;

a hydraulic cylinder 04 is arranged in the middle of the first fixing plate 015, and the hydraulic cylinder 04 is positioned between the two first sliding rails 010; the hydraulic cylinder 04 plays a role in jacking, and an air cylinder can be adopted, and the jacking load of the air cylinder is weak;

a hydraulic pump 05 is arranged below the first connecting rod 012, and the hydraulic pump 05 is connected with a hydraulic cylinder 04; the hydraulic pump 05 provides a power source for the hydraulic cylinder 04 to realize the power output of the hydraulic cylinder 04;

a first connecting plate 017 is connected between the tops of the two first slide rails 010; two ends of the first connecting plate 017 are respectively fixedly connected with the two first slide rails 010 and can be welded, riveted, bolted and the like; the stability of the whole frame can be ensured;

an inner door frame 06 is arranged between the two first sliding rails 010; the inner gantry 06 is used for lifting; the inner door frame 06 comprises two second slide rails 060 arranged oppositely, and the second slide rails 060 can also be made of steel pipes; a second fixing plate 061 is connected between the tops of the two second sliding rails 060, the lower surface of the second fixing plate 061 is connected with a first connecting column 062, and the first connecting column 062 is columnar and is welded or bolted to the second fixing plate 061;

the bottom of the first connecting column 062 is connected with a wheel rod 063, and pulleys 064 are fixed at two ends of the wheel rod 063; the pulley 064 can be in the form of a fixed pulley 064, and the middle part of the pulley 064 is directly embedded into and fixed at two ends of the wheel lever 063; a first concave pit 0630 is sunken in the middle of the lower surface of the wheel rod 063; a piston rod of the hydraulic cylinder 04 is inserted into a first pit 0630 of the wheel lever 063 to drive the inner door frame 06 to move on the frame body 01;

as described above, the piston rod of the hydraulic cylinder 04 is lifted and pressed into the first pit 0630 of the wheel lever 063 to drive the whole inner gantry 06 to lift; preferably, the outer side surface of the second sliding rail 060 is provided with a roller, and the roller runs in the first sliding rail 010, so that the roller and the first sliding rail 010 are more stable;

according to the utility model, the pulley 064 and the piston rod are split, which is different from the existing fork truck that the pulley 064 is directly arranged on the piston rod, so that the damage to the piston rod is avoided, and the service life is prolonged;

also includes a shelf assembly 07; the goods shelf component 07 plays a role in lifting goods; the shelf component 07 comprises a third fixing plate 070, two ends of the third fixing plate 070 are connected with forward forks 071, the forks 071 are hollow inside and open on the bottom, and the two forks 071 are respectively sleeved on the fork legs 016; the third fixed shift and the fork 071 are made of metal square tubes and are welded; the forks 071 are inserted into the spacer;

a second connecting plate 072 is arranged on the back surface of the third fixing plate 070, a first through hole 0720 is formed in the second connecting plate 072, and the second connecting plate 072 is a metal plate and is welded and fixed with the third fixing plate 070; first wheel plates 073 are arranged on two sides of the third fixing plate 070, the first wheel plates 073 are metal plates, and the first wheel plates 073 are welded and fixed on the third fixing plate 070; the two first wheel plates 073 are vertically positioned at two sides of the second connecting plate 072, the top and the bottom of the first wheel plates 073 are respectively provided with a second roller 074, and the second rollers 074 are respectively inserted into the second slide rails 060; the second roller 074 is a common rubber wheel;

also comprises a chain 08; one end of the chain 08 is fixedly connected with a first connecting plate 017, the chain 08 is wound around a pulley 064, and the other end of the chain 08 passes through a first through hole 0720 to be fixedly connected. One end of the chain 08 can be fixed with a first connecting plate 017 through bolts or welded; the other end of the chain 08 passes through the first through hole 0720 and then is inserted into the pin shaft to be clamped and fixed;

as described above, when the utility model travels, the driving wheel 02 and the auxiliary wheel 03 are matched with the first roller 0160 on the fork leg 016, the hydraulic cylinder 04 lifts the wheel rod 063 to drive the inner door frame 06 to ascend, the chain 08 is wound on the pulley 064 to drive the goods shelf component 07 to ascend, and the goods are lifted; otherwise, the goods are put down;

further, a rolling bearing is embedded in the inner wall of the top of the mounting seat 013, and a flat bearing is embedded in the inner wall of the bottom of the mounting seat 013; as described above, a groove is formed in the mounting base 013 for embedding bearings with different functions;

the top of the rotating shaft 014 is embedded into the mounting seat 013 and fixed;

the driving wheel 02 comprises a first shell 020, and the first shell 020 is assembled in a split structure and is convenient to assemble; a gear motor 021 is fixed in the first shell 020, an output shaft of the gear motor 021 penetrates through the first shell 020 and is provided with a small chain wheel 0210, the gear motor 022 further comprises a driving wheel 022, the driving wheel 022 penetrates through a first wheel shaft 023 and is fixed in the first shell 020, the first wheel shaft 023 penetrates through the first shell 020 and is provided with a large chain wheel 0230, and a transmission chain is connected between the small chain wheel 0210 and the large chain wheel 0230; the bottom of a rotating shaft 014 is fixedly connected with the first shell 020;

as described above, the first casing 020 is internally provided with the reduction motor 021 which drives the small sprocket 0210 to rotate, and the transmission chain is conducted to drive the large sprocket 0230 to rotate, so that the driving wheel 022 is rotated and walks;

the auxiliary wheel 03 comprises a second housing 030, a driven wheel 031 is arranged in the second housing 030, and the driven wheel 031 penetrates through a second wheel shaft 032 and is fixed in the second housing 030; the bottom of another shaft 014 is fixedly connected to the second casing 030.

As described above, the auxiliary wheel 03 passively travels, the auxiliary wheel 03 is made of a plastic wheel, the middle of the auxiliary wheel passes through the second wheel shaft 032, and the second wheel shaft 032 passes through the second casing 030 and is fixed by the pin shaft.

Furthermore, a second through hole is formed in the front end of the fork leg 016, two parallel first rollers 0160 are mounted in the second through hole, a third wheel shaft 0161 is sleeved in the middle of the first roller 0160, a pin plate 0162 is arranged between the two third wheel shafts 0161, two ends of the pin plate 0162 penetrate through pins and are fixed with the third wheel shaft 0161, a rotating block 0163 protrudes from the middle of the pin plate 0162, and the rotating block 0163 is inserted into the second through hole for fixation.

As described above, each fork leg 016 is provided with two connected first rollers 0160, which has double insurance and can ensure that one is broken and the other is normal;

further, the fixing device also comprises a first mounting block 0150, wherein the first mounting block 0150 is in an arch shape, and the first mounting block 0150 is fixed on the first fixing plate 015; the housing bottom of the hydraulic cylinder 04 is screwed on top of the first mounting block 0150.

As described above, the housing of the hydraulic cylinder 04 is fixed to the first mounting block 0150, and the raising effect of the hydraulic cylinder 04 is achieved, so that the pipe connected to the hydraulic pump 05 can be accessed from the bottom;

further, the hydraulic pump 05 is riveted on the side of the first mounting plate 050, the top edge of the first mounting plate 050 is extended and bent to form a first folding plate 051, the first folding plate 051 is bolted with the first connecting rod 012, the bottom edge of the first mounting plate 050 is extended and bent to form a second folding plate 052, and the second folding edge is stacked on the first fixing plate 015 and is bolted.

As described above, the hydraulic pump 05 is fixed on the loading table assembled by the first mounting plate 050, the first folding plate 051 and the second folding plate 052 to prevent it from falling;

furthermore, a convex block 0170 protrudes from the side surface of the first connecting plate 017, a third through hole 0171 is formed in the convex block 0170, and one end of the chain 08 penetrates through the third through hole 0171 to be fixedly connected.

As described above, the chain 08 passes through the third through hole 0171 and then is inserted into the pin shaft for fixation, so that detachable connection is realized, and later-stage replacement and maintenance are facilitated;

further, the device also comprises a grid 09, wherein the grid 09 is fixed at two ends of the third fixing plate 070 in a bending manner; the first wheel plate 073 is fixedly connected with the grating 09.

As described above, the grids 09 are respectively connected with the two first wheel plates 073, so that the overall firmness is improved;

in the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, refer to the orientation or positional relationship as shown in the drawings, or as would be conventionally found in use of the products of the present invention, or as would be conventionally understood by one skilled in the art, and are used merely for convenience in describing and simplifying the utility model, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims (7)

1. The utility model provides a heap high car which characterized in that: comprises a frame body; the bicycle frame body comprises two first sliding rails which are oppositely arranged, the side surfaces of the first sliding rails are connected with first square pipes, a first connecting rod is connected between the two first square pipes, the end parts of the first square pipes are connected with mounting seats, rotating shafts are fixed in the mounting seats, the bottom of one rotating shaft is connected with a driving wheel, and the bottom of the other rotating shaft is connected with an auxiliary wheel;

a first fixing plate is connected between the bottoms of the two first slide rails; two ends of the first fixing plate are connected with forward fork legs, and the end parts of the fork legs are provided with first rollers; a hydraulic cylinder is arranged in the middle of the first fixing plate and is positioned between the two first sliding rails; a hydraulic pump is arranged below the first connecting rod and is connected with the hydraulic cylinder; a first connecting plate is connected between the tops of the two first sliding rails;

an inner door frame is arranged between the two first sliding rails; the inner gantry comprises two second sliding rails which are oppositely arranged, a second fixing plate is connected between the tops of the two second sliding rails, the lower surface of the second fixing plate is connected with a first connecting column, the bottom of the first connecting column is connected with a wheel rod, and pulleys are fixed at two ends of the wheel rod; a first concave pit is sunken in the middle of the lower surface of the wheel rod; a piston rod of the hydraulic cylinder is inserted into the first concave pit of the wheel rod to drive the inner door frame to move on the frame body;

also includes a shelf assembly; the goods shelf component comprises a third fixing plate, two ends of the third fixing plate are connected with forward forks, the interior of each fork is hollow, the bottom surface of each fork is provided with an opening, and the two forks are respectively sleeved on the fork legs; the back of the third fixing plate is provided with a second connecting plate, the second connecting plate is provided with a first through hole, two sides of the third fixing plate are provided with first wheel plates, the two first wheel plates are vertically positioned on two sides of the second connecting plate, the top and the bottom of each first wheel plate are respectively provided with a second roller, and the second rollers are respectively inserted into the second slide rails;

the chain is also included; one end and the first connecting plate fixed connection of chain, the pulley is twined to the chain, and the other end of chain passes first through-hole fixed connection.

2. The forklift of claim 1, wherein: a rolling bearing is embedded in the inner wall of the top of the mounting seat, and a plane bearing is embedded in the inner wall of the bottom of the mounting seat;

the top of the rotating shaft is embedded into the mounting seat and fixed;

the driving wheel comprises a first shell, a speed reducing motor is fixed in the first shell, an output shaft of the speed reducing motor penetrates out of the first shell and is provided with a small chain wheel, the driving wheel also comprises a driving wheel, the driving wheel penetrates through a first wheel shaft and is fixed in the first shell, the first wheel shaft penetrates through the first shell and is provided with a large chain wheel, and a transmission chain is connected between the small chain wheel and the large chain wheel; the bottom of a rotating shaft is fixedly connected with the first shell;

the auxiliary wheel comprises a second shell, a driven wheel is arranged in the second shell, and the driven wheel penetrates through a second wheel shaft and is fixed in the second shell; the bottom of the other rotating shaft is fixedly connected with the second shell.

3. The forklift of claim 1, wherein: the second through hole has been seted up to the front end of fork foot, installs two first gyro wheels that parallel in the second through hole, and the middle part cover of first gyro wheel is equipped with the third shaft, has the cotter between two third shafts, and the pin is passed at the both ends of cotter and is fixed with the third shaft, and the centre protrusion of cotter has the commentaries on classics piece, and the commentaries on classics piece inserts the second through hole internal fixation.

4. The forklift of claim 1, wherein: the first mounting block is arched and is fixed on the first fixing plate; the bottom of the shell of the hydraulic cylinder is screwed on the top of the first mounting block.

5. The forklift of claim 1, wherein: the hydraulic pump is riveted on the side surface of the first mounting plate, the top edge of the first mounting plate extends and bends to form a first folded plate, the first folded plate is in bolt connection with the first connecting rod, the bottom edge of the first mounting plate extends and bends to form a second folded plate, and the second folded edge is stacked on the first fixing plate and is in bolt connection with the first fixing plate.

6. The forklift of claim 1, wherein: a convex block is protruded from the side surface of the first connecting plate, a third through hole is formed in the convex block, and one end of the chain penetrates through the third through hole to be fixedly connected.

7. The forklift of claim 1, wherein: the grating is fixed at two ends of the third fixing plate in a bending way; the first wheel plate is fixedly connected with the grating.

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